Home / 1,265,907.29-1,897,548.73-791,503.25

Finding the Fourth Proportional to 1,265,907.29, 1,897,548.73 and 791,503.25

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Solution

The fourth proportional to 1,265,907.29, 1,897,548.73 and 791,503.25 is: 1,186,434.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,907.29 : 1,897,548.73 = 791,503.25 : x
  2. Step 2: Convert to fraction form
    1,265,907.29/1,897,548.73 = 791,503.25/x
  3. Step 3: Cross multiply
    1,265,907.29x = 1,897,548.73 × 791,503.25
  4. Step 4: Simplify right side
    1,265,907.29x = 1,501,915,975,361.87
  5. Step 5: Solve for x
    x = 1,501,915,975,361.87/1,265,907.29
  6. Step 6: Final answer
    x = 1,186,434.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.